n, d = map(int,input().split())

cnt = 0

for i in range(n):
    x, y = map(int,input().split())
    di = ((x ** 2) + (y ** 2)) ** (1/2)
    if di <= d:
        cnt += 1

print(cnt) n, d = map(int,input().split()) n map(int,input().split()) map int input().split() ().split () input split d cnt = 0 cnt 0 for i in range(n):
    x, y = map(int,input().split())
    di = ((x ** 2) + (y ** 2)) ** (1/2)
    if di <= d:
        cnt += 1 i range(n) range n x, y = map(int,input().split()) x map(int,input().split()) map int input().split() ().split () input split y di = ((x ** 2) + (y ** 2)) ** (1/2) di ((x ** 2) + (y ** 2)) ** (1/2) (x ** 2) + (y ** 2) x ** 2 x 2 y ** 2 y 2 1/2 1 2 if di <= d:
        cnt += 1 di <= d di d cnt += 1 cnt 1 print(cnt) print cnt y = map(int,input().split()) map(int,input().split()) y cnt += 1 1 cnt n, d = map(int,input().split()) map(int,input().split()) n d = map(int,input().split()) map(int,input().split()) d cnt = 0 0 cnt x, y = map(int,input().split()) map(int,input().split()) x di = ((x ** 2) + (y ** 2)) ** (1/2) ((x ** 2) + (y ** 2)) ** (1/2) di
n, d = map(int,input().split())

cnt = 0

for i in range(n):
    x, y = map(int,input().split())
    di = ((x ** 2) + (y ** 2)) ** (1/2)
    if di <= d:
        cnt += 1

print(cnt)